<template>
  <view class="uni-file-picker__files">
    <view v-if="!readonly" class="files-button" @click="choose">
      <slot />
    </view>
    <!-- :class="{'is-text-box':showType === 'list'}" -->
    <view v-if="list.length > 0 && showItems" class="uni-file-picker__lists is-text-box" :style="borderStyle">
      <!-- ,'is-list-card':showType === 'list-card' -->

      <view
        v-for="(item ,index) in list" :key="index" class="uni-file-picker__lists-box" :class="{
          'files-border':index !== 0 && styles.dividline}"
        :style="index !== 0 && styles.dividline &&borderLineStyle">
        <view class="uni-file-picker__item">
          <!-- :class="{'is-text-image':showType === 'list'}" -->
          <!-- 	<view class="files__image is-text-image">
						<image class="header-image" :src="item.logo" mode="aspectFit"></image>
					</view> -->
          <view class="files__name">
            {{ item.name }}
          </view>
          <view v-if="delIcon&&!readonly" class="icon-del-box icon-files" @click="delFile(index)">
            <view class="icon-del icon-files" />
            <view class="icon-del rotate" />
          </view>
        </view>
        <view v-if="(item.progress && item.progress !== 100) ||item.progress===0 " class="file-picker__progress">
          <progress
            class="file-picker__progress-item" :percent="item.progress === -1?0:item.progress" stroke-width="4"
            :backgroundColor="item.errMsg?'#ff5a5f':'#EBEBEB'" />
        </view>
        <view v-if="item.status === 'error'" class="file-picker__mask" @click.stop="uploadFiles(item,index)">
          点击重试
        </view>
      </view>
    </view>
  </view>
</template>

<script>
  export default {
    name: 'UploadFile',
    props: {
      filesList: {
        type: Array,
        default() {
          return []
        }
      },
      delIcon: {
        type: Boolean,
        default: true
      },
      limit: {
        type: [Number, String],
        default: 9
      },
      showType: {
        type: String,
        default: ''
      },
      listStyles: {
        type: Object,
        default() {
          return {
            // 是否显示边框
            border: true,
            // 是否显示分隔线
            dividline: true,
            // 线条样式
            borderStyle: {}
          }
        }
      },
      readonly: {
        type: Boolean,
        default: false
      },
      showItems: {
        type: Boolean,
        default: false
      },
    },
    emits: ['uploadFiles', 'choose', 'delFile'],
    computed: {
      list() {
        let files = []
        this.filesList.forEach(v => {
          files.push(v)
        })
        return files
      },
      styles() {
        let styles = {
          border: true,
          dividline: true,
          'border-style': {}
        }
        return Object.assign(styles, this.listStyles)
      },
      borderStyle() {
        let {
          borderStyle,
          border
        } = this.styles
        let obj = {}
        if (!border) {
          obj.border = 'none'
        } else {
          let width = (borderStyle && borderStyle.width) || 1
          width = this.value2px(width)
          let radius = (borderStyle && borderStyle.radius) || 5
          radius = this.value2px(radius)
          obj = {
            'border-width': width,
            'border-style': (borderStyle && borderStyle.style) || 'solid',
            'border-color': (borderStyle && borderStyle.color) || '#eee',
            'border-radius': radius
          }
        }
        let classles = ''
        for (let i in obj) {
          classles += `${i}:${obj[i]};`
        }
        return classles
      },
      borderLineStyle() {
        let obj = {}
        let {
          borderStyle
        } = this.styles
        if (borderStyle && borderStyle.color) {
          obj['border-color'] = borderStyle.color
        }
        if (borderStyle && borderStyle.width) {
          let width = borderStyle && borderStyle.width || 1
          let style = borderStyle && borderStyle.style || 0
          if (typeof width === 'number') {
            width += 'px'
          } else {
            width = width.indexOf('px') ? width : width + 'px'
          }
          obj['border-width'] = width

          if (typeof style === 'number') {
            style += 'px'
          } else {
            style = style.indexOf('px') ? style : style + 'px'
          }
          obj['border-top-style'] = style
        }
        let classles = ''
        for (let i in obj) {
          classles += `${i}:${obj[i]};`
        }
        return classles
      }
    },

    methods: {
      uploadFiles(item, index) {
        this.$emit('uploadFiles', {
          item,
          index
        })
      },
      choose() {
        this.$emit('choose')
      },
      delFile(index) {
        this.$emit('delFile', index)
      },
      value2px(value) {
        if (typeof value === 'number') {
          value += 'px'
        } else {
          value = value.indexOf('px') !== -1 ? value : value + 'px'
        }
        return value
      }
    }
  }
</script>

<style lang="scss">
	.uni-file-picker__files {
		/* #ifndef APP-NVUE */
		display: flex;
		/* #endif */
		flex-direction: column;
		justify-content: flex-start;
	}

	.files-button {
		// border: 1px red solid;
	}

	.uni-file-picker__lists {
		position: relative;
		margin-top: 5px;
		overflow: hidden;
	}

	.file-picker__mask {
		/* #ifndef APP-NVUE */
		display: flex;
		/* #endif */
		justify-content: center;
		align-items: center;
		position: absolute;
		right: 0;
		top: 0;
		bottom: 0;
		left: 0;
		color: #fff;
		font-size: 14px;
		background-color: rgba(0, 0, 0, 0.4);
	}

	.uni-file-picker__lists-box {
		position: relative;
	}

	.uni-file-picker__item {
		/* #ifndef APP-NVUE */
		display: flex;
		/* #endif */
		align-items: center;
		padding: 8px 10px;
		padding-right: 5px;
		padding-left: 10px;
	}

	.files-border {
		border-top: 1px #eee solid;
	}

	.files__name {
		flex: 1;
		font-size: 14px;
		color: #666;
		margin-right: 25px;
		/* #ifndef APP-NVUE */
		word-break: break-all;
		word-wrap: break-word;
		/* #endif */
	}

	.icon-files {
		/* #ifndef APP-NVUE */
		position: static;
		background-color: initial;
		/* #endif */
	}

	// .icon-files .icon-del {
	// 	background-color: #333;
	// 	width: 12px;
	// 	height: 1px;
	// }


	.is-list-card {
		border: 1px #eee solid;
		margin-bottom: 5px;
		border-radius: 5px;
		box-shadow: 0 0 2px 0px rgba(0, 0, 0, 0.1);
		padding: 5px;
	}

	.files__image {
		width: 40px;
		height: 40px;
		margin-right: 10px;
	}

	.header-image {
		width: 100%;
		height: 100%;
	}

	.is-text-box {
		border: 1px #eee solid;
		border-radius: 5px;
	}

	.is-text-image {
		width: 25px;
		height: 25px;
		margin-left: 5px;
	}

	.rotate {
		position: absolute;
		transform: rotate(90deg);
	}

	.icon-del-box {
		/* #ifndef APP-NVUE */
		display: flex;
		margin: auto 0;
		/* #endif */
		align-items: center;
		justify-content: center;
		position: absolute;
		top: 0px;
		bottom: 0;
		right: 5px;
		height: 26px;
		width: 26px;
		// border-radius: 50%;
		// background-color: rgba(0, 0, 0, 0.5);
		z-index: 2;
		transform: rotate(-45deg);
	}

	.icon-del {
		width: 15px;
		height: 1px;
		background-color: #333;
		// border-radius: 1px;
	}

	/* #ifdef H5 */
	@media all and (min-width: 768px) {
		.uni-file-picker__files {
			max-width: 375px;
		}
	}

	/* #endif */
</style>
